Where does “invalidity” come from?
Invalidity derives from English invalid, from Latin invaliditas, combining Latin in- (not) and validitas (quality of being strong), ultimately from Proto-Indo-European ne (not).
invalidity (English): The state of being invalid; lack of validity
Definitions
- The state of being invalid; lack of validity
Ancestry of “invalidity”, step by step
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | invalid | Not valid; not true, correct, acceptable or... |
| 2 | English | in- | in, into, towards, within; in, into; Used with... |
| 3 | Middle English | in- | — |
| 4 | Old English | in- | in, into; on, upon; internal, positioned on the... |
| 5 | Old English | in | in; Alternative form of inn |
| 6 | Proto-West Germanic | *in | — |
| 7 | Proto-Germanic | in | in; into |
| 8 | Proto-Indo-European | én | in |